Synonym(s): 2-[2-[2-chloro-3-[2-[1,3-dihydro-3,3-dimethyl-1-(4-sulfobutyl)-2H-indol-2-ylidene]-ethylidene]-1-cyclopenten-1-yl]-ethenyl]-3,3-dimethyl-1-(4-sulfobutyl)-3H-indolium hydroxide, inner salt sodium salt
Empirical Formula: C37H44ClN2NaO6S2
Linear Formula: C37H44ClN2NaO6S2
Formula Weight: 735.33
MDL Number: MFCD03427058
Melting Point: 214-218 °C(lit.)